<span>The function of a cell wall has the same
function of the cell membrane; it protects the cell. Cell wall is made up of cellulose
that is only present in plant cells. Cellulose is a sugar that has a sheet like
structural carbohydrate. It is rigid that is used for support and provides protection
to the plant cell from damage. They cannot be dissolved in water. An example is
if you eat food that contains mostly of leaves. You will observe that you will
eliminate the same material as when you it. That is because our human body does
not have the enzyme that dissolves the cellulose.</span>
Answer:
d Divergent plate boundary
An example of the liver is an organ.
The liver is positioned on the right side of our stomach, and is colored reddish-brown. The liver aid us to get rid of damaging substances and benefits us to keep the body natural of contamination. The liver also is treated as a gland, due to generating bile (needed to consume fats). The liver can likewise help us wipe out aged blood cells, eliminates unhealthy substances such as alcohol and narcotic types, and also serves in balancing iron and vitamins in us.
It's depends on the size of molecule. big ones cannot pass the membrane while smaller molecules can.
<u>Answer:</u>
Greenhouse gas refers to any gaseous compound in the atmosphere that can absorb infrared radiation, thereby trapping heat and keeping it in the atmosphere. By increasing the heat in the atmosphere, greenhouse gases are responsible for the greenhouse effect, which ultimately leads to global warming.
<u>Examples why greenhouse gases in the atmosphere:</u>
- farming cattle releases methane
- farming rice in paddy fields releases methane
- burning fossil fuels in vehicles and power stations releases carbon dioxide
- deforestation releases carbon dioxide and reduces the absorption of carbon dioxide through photosynthesis
